MATLAB® is a high-level language that includes matrix-based data structures, its own internal data types, an extensive catalog of functions, an environment in which to develop your own functions and scripts, the ability to import and export to many types of data files, object-oriented programming capabilities, and interfaces to external technologies such as COM, Java, programs written in C and Fortran, and serial port devices

延安大学：《数字信号处理》课程PPT教学课件（DigitalSignal Processing，DSP）Chapter 7 FIR Digital Filter Design

延安大学：《数字信号处理》课程PPT教学课件（DigitalSignal Processing，DSP）Chapter 6 IIR Digital Filter Design

Introduce Network Representation with Signal Flow-Graph Basic IIR System Structures Basic FIR System Structures Linear Phase Structures Frequency Sample

延安大学：《数字信号处理》课程PPT教学课件（DigitalSignal Processing，DSP）Chapter 3 Finite-Length Discrete Transforms（DFT）

2.1 The Continuous-Time Fourier Transform 2.2 The Discrete-Time Fourier transform 2.3 the discrete-time periodic sequences in the frequency-domain 2.4 Relationship of DTFT and FT 2.5 Z-Transform

◼ Introduction ◼ Discrete-time signals ◼ Discrete-time systems ◼ Time-domain characterization of LTI discrete-time systems ◼ Digitalization of Analog Digital

延安大学：《数字信号处理》课程PPT教学课件（DigitalSignal Processing，DSP）Chapter 0 绪论 Preface

9-1 基本概念 9-2 电阻的平均功率 9-3 电感、电容的平均储能 9-4 单口网络的平均功率 9－5 单口网络的无功功率 9-6 复功率 复功率守恒(略)

第一部分：引入阻抗和导纳、相量模型，类比运用已经很熟悉的电阻电路解法。 第二部分：只求有效值和只求相位两类特殊问题，引入相量图法。相量分析法是正弦稳态分析的基础。 8-1 变换方法的概念 8-2 复数 8-3 振幅相量 8-4 相量的线性性质和基尔霍夫定律的相量形式 8-5 三种基本电路元件VCR的相量形式 8-6 VCR相量形式的统一——阻抗和导纳的引入 8-7 正弦稳态电路与电阻电路分析方法的类比——相量模型的引入 8-8 正弦稳态混联电路的分析 8-9 相量模型的网孔分析和节点分析 8-10 相量模型的等效 8-11 有效值 有效值相量 8-12 两类特殊问题 相量图法